Oslo Gardermoen (OSL) to Heathrow (LHR).
| Departure | Return | Price |
|---|---|---|
| 06/02/2026 | 06/07/2026 | $35 |
| 06/06/2026 | 06/14/2026 | $35 |
| 06/09/2026 | 06/14/2026 | $35 |
| 06/09/2026 | 06/16/2026 | $35 |
| 06/10/2026 | 06/16/2026 | $35 |
| 06/16/2026 | 06/23/2026 | $35 |
| 06/16/2026 | 06/25/2026 | $35 |
| 06/02/2026 | 06/09/2026 | $37 |
| 06/03/2026 | 06/09/2026 | $37 |
| 06/10/2026 | 06/17/2026 | $38 |
Based on current fares, May is the cheapest month to fly from Oslo to London, with average fares around $96 round trip (as low as $46).
July tends to be more expensive, averaging $137.
See the full month-by-month and day-of-week price analysis
Best Time to Fly OSL → LHRDeparture date prices (economy, round trip). Green = cheap, red = expensive.
The cheapest month to fly from Oslo to London is May, with average round-trip fares around $96. Fares in May start as low as $46. The most expensive month is July, averaging $137.
A nonstop flight from Oslo to London takes approximately 2h 30m.
The cheapest flight from Oslo to London currently starts at $35 round trip in economy class.
The average round-trip flight price from Oslo to London is $138 in economy class.
The distance is 750 miles (1207 km). with a nonstop flight time of about 2h 30m. The lowest fare currently available is $35 departing in June. The average round-trip fare is $138.
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